L-Carnosine Name: L-Carnosine CAS No.: 305-84-0 Assay: 98.0%by HPLC Molecular Formula: C9H14N4O3 Molecular Weight: 226.23 Melting Point: 215-216°C Items Specification Appearance White powder Color White to almost white Smell Characteristic Identification(IR) Must comply Specific rotation +20.0 ~+22.0° Heavy metals ≤10ppm Loss on drying ≤1.0% Hydrazine content Negative Particle Size 100% …